<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>DeepSeek - 深度求索人工智能</title>
    <style>
        :root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --text: #1f2937;
            --light: #f9fafb;
            --gray: #e5e7eb;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
        }

        body {
            color: var(--text);
            line-height: 1.6;
        }

        /* 导航栏 */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }

        .logo img {
            height: 32px;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text);
            font-weight: 500;
            transition: color 0.2s;
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .cta-button {
            background-color: var(--primary);
            color: white;
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 500;
            transition: background-color 0.2s;
        }

        .cta-button:hover {
            background-color: var(--primary-dark);
        }

        /* 英雄区域 */
        .hero {
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            padding: 5rem 2rem;
            text-align: center;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.25rem;
            margin-bottom: 2rem;
            color: #4b5563;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
        }

        /* 产品特性 */
        .features {
            max-width: 1200px;
            margin: 4rem auto;
            padding: 0 2rem;
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-title h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: white;
            border-radius: 8px;
            padding: 2rem;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        }

        .feature-icon {
            background-color: var(--primary);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: white;
            font-size: 1.5rem;
        }

        .feature-card h3 {
            font-size: 1.25rem;
            margin-bottom: 1rem;
        }

        /* 页脚 */
        footer {
            background-color: #1f2937;
            color: white;
            padding: 4rem 2rem;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
        }

        .footer-column h3 {
            font-size: 1.125rem;
            margin-bottom: 1.5rem;
            color: var(--gray);
        }

        .footer-column ul {
            list-style: none;
        }

        .footer-column li {
            margin-bottom: 0.75rem;
        }

        .footer-column a {
            color: #d1d5db;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-column a:hover {
            color: white;
        }

        .copyright {
            max-width: 1200px;
            margin: 3rem auto 0;
            padding-top: 2rem;
            border-top: 1px solid #374151;
            text-align: center;
            color: #9ca3af;
        }
    </style>
</head>
<body>
<header>
    <nav>
        <a href="/" class="logo">
            <img src="logo.svg" alt="DeepSeek Logo">
            DeepSeek
        </a>

        <div class="nav-links">
            <a href="/products">产品</a>
            <a href="/solutions">解决方案</a>
            <a href="/research">研究</a>
            <a href="/about">关于我们</a>
            <a href="/blog">博客</a>
        </div>

        <a href="/try" class="cta-button">免费试用</a>
    </nav>
</header>

<section class="hero">
    <div class="hero-content">
        <h1>探索人工智能的无限可能</h1>
        <p>DeepSeek 致力于打造最先进的人工智能技术，赋能企业与开发者</p>

        <div class="hero-buttons">
            <a href="/products" class="cta-button">查看产品</a>
            <a href="/contact" class="cta-button" style="background-color: white; color: var(--primary); border: 1px solid var(--primary);">联系我们</a>
        </div>
    </div>
</section>

<section class="features">
    <div class="section-title">
        <h2>我们的技术优势</h2>
        <p>DeepSeek 提供业界领先的人工智能解决方案</p>
    </div>

    <div class="features-grid">
        <div class="feature-card">
            <div class="feature-icon">🧠</div>
            <h3>大语言模型</h3>
            <p>我们自主研发的千亿参数大模型，在多个基准测试中达到领先水平</p>
        </div>

        <div class="feature-card">
            <div class="feature-icon">⚡</div>
            <h3>高性能推理</h3>
            <p>优化的推理引擎，提供低延迟、高吞吐的AI服务体验</p>
        </div>

        <div class="feature-card">
            <div class="feature-icon">🔒</div>
            <h3>企业级安全</h3>
            <p>严格的数据隐私保护措施，符合行业安全合规标准</p>
        </div>
    </div>
</section>

<footer>
    <div class="footer-content">
        <div class="footer-column">
            <h3>产品</h3>
            <ul>
                <li><a href="/chat">DeepSeek Chat</a></li>
                <li><a href="/api">API 平台</a></li>
                <li><a href="/enterprise">企业版</a></li>
            </ul>
        </div>

        <div class="footer-column">
            <h3>资源</h3>
            <ul>
                <li><a href="/docs">文档</a></li>
                <li><a href="/tutorials">教程</a></li>
                <li><a href="/research-papers">研究论文</a></li>
            </ul>
        </div>

        <div class="footer-column">
            <h3>公司</h3>
            <ul>
                <li><a href="/about">关于我们</a></li>
                <li><a href="/careers">加入我们</a></li>
                <li><a href="/newsroom">新闻中心</a></li>
            </ul>
        </div>

        <div class="footer-column">
            <h3>联系</h3>
            <ul>
                <li><a href="mailto:contact@deepseek.com">contact@deepseek.com</a></li>
                <li><a href="/privacy">隐私政策</a></li>
                <li><a href="/terms">服务条款</a></li>
            </ul>
        </div>
    </div>

    <div class="copyright">
        <p>© 2024 深度求索公司. 保留所有权利.</p>
    </div>
</footer>
</body>
</html>